Takumi Furukawa

Person

Susono-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic electro-conductive member, process cartridge, a...
- Patent number 11,971,683
- Issue date Apr 30, 2024
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electroconductive member, process cartridge, and image forming appa...
- Patent number 11,640,122
- Issue date May 2, 2023
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electro-conductive member, manufacturing method thereof, process ca...
- Patent number 11,619,890
- Issue date Apr 4, 2023
- Canon Kabushiki Kaisha
- Atsushi Uematsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic electro-conductive member, process cartridge, a...
- Patent number 11,586,121
- Issue date Feb 21, 2023
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing an electrophotographic electroconductive member
- Patent number 11,397,388
- Issue date Jul 26, 2022
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electroconductive member, process cartridge, and image forming appa...
- Patent number 11,385,559
- Issue date Jul 12, 2022
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 11,378,910
- Issue date Jul 5, 2022
- Canon Kabushiki Kaisha
- Takashi Mukai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electro-conductive member, method for producing same, process cartr...
- Patent number 11,307,509
- Issue date Apr 19, 2022
- Canon Kabushiki Kaisha
- Tetsuo Hino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electroconductive member, process cartridge, and electrophotographi...
- Patent number 11,175,602
- Issue date Nov 16, 2021
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic electro-conductive member, process cartridge, a...
- Patent number 11,169,454
- Issue date Nov 9, 2021
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing member, process cartridge and electrophotographic apparatus
- Patent number 11,112,748
- Issue date Sep 7, 2021
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electro-conductive member, process cartridge and image forming appa...
- Patent number 10,845,724
- Issue date Nov 24, 2020
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic apparatus
- Patent number 10,663,913
- Issue date May 26, 2020
- Canon Kabushiki Kaisha
- Tatsuya Yamaai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, manufacturing method of charging member, electroph...
- Patent number 10,558,136
- Issue date Feb 11, 2020
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic apparatus
- Patent number 10,545,453
- Issue date Jan 28, 2020
- Canon Kabushiki Kaisha
- Shuhei Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, process cartridge, electrophotographic image formi...
- Patent number 10,416,588
- Issue date Sep 17, 2019
- Canon Kabushiki Kaisha
- Hiroki Masu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 10,401,779
- Issue date Sep 3, 2019
- Canon Kabushiki Kaisha
- Shinji Katagiri
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, method for producing same, process cartridge and e...
- Patent number 10,317,811
- Issue date Jun 11, 2019
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, electrophotographic process cartridge, and electro...
- Patent number 10,146,149
- Issue date Dec 4, 2018
- Canon Kabushiki Kaisha
- Hiroaki Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, manufacturing method therefor, a process cartridge...
- Patent number 10,060,028
- Issue date Aug 28, 2018
- Canon Kabushiki Kaisha
- Takumi Furukawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Charging member with concave portions containing insulating particl...
- Patent number 9,910,379
- Issue date Mar 6, 2018
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member having outer surface with concave portions bearing...
- Patent number 9,904,199
- Issue date Feb 27, 2018
- Canon Kabushiki Kaisha
- Kenya Terada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, process cartridge and electrophotographic apparatus
- Patent number 9,360,833
- Issue date Jun 7, 2016
- Canon Kabushiki Kaisha
- Kenya Terada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Charging member, process for its production, and electrophotographi...
- Patent number 8,991,053
- Issue date Mar 31, 2015
- Canon Kabushiki Kaisha
- Hiroaki Watanabe
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Charging member, process for its production, process cartridge
- Patent number 8,980,423
- Issue date Mar 17, 2015
- Canon Kabushiki Kaisha
- Tomohito Taniguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging roller and process for its production
- Patent number 8,781,369
- Issue date Jul 15, 2014
- Canon Kabushiki Kaisha
- Takumi Furukawa
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Electrophotographic member, method for producing the same, process...
- Patent number 8,685,601
- Issue date Apr 1, 2014
- Canon Kabushiki Kaisha
- Keiji Nose
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive member, electrophotographic apparatus, and process cartr...
- Patent number 8,622,881
- Issue date Jan 7, 2014
- Canon Kabushiki Kaisha
- Masaaki Harada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electro-conductive member for electrophotography, electrophotograph...
- Patent number 8,445,113
- Issue date May 21, 2013
- Canon Kabushiki Kaisha
- Takumi Furukawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Charging member, process cartridge and electrophotographic apparatus
- Patent number 7,962,068
- Issue date Jun 14, 2011
- Canon Kabushiki Kaisha
- Noriaki Kuroda
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
ACTIVE OXYGEN SUPPLY DEVICE, DEVICE FOR PERFORMING TREATMENT WITH A...
- Publication number 20240350689
- Publication date Oct 24, 2024
- Canon Kabushiki Kaisha
- TAKUMI FURUKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ACTIVE OXYGEN SUPPLY DEVICE
- Publication number 20240343571
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- YUICHI KIKUCHI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
REACTIVE OXYGEN SUPPLY APPARATUS, TREATMENT APPARATUS USING REACTIV...
- Publication number 20240343574
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- TAKUMI FURUKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ACTIVE OXYGEN SUPPLY DEVICE, DEVICE FOR CONDUCTING TREATMENT WITH A...
- Publication number 20240342679
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- SHOTA KANEKO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
DEVICE FOR TREATMENT WITH ACTIVATED OXYEGEN AND METHOD FOR TREATMEN...
- Publication number 20240349416
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- ATSUSHI UEMATSU
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
GAS TREATMENT APPARATUS AND GAS TREATMENT METHOD
- Publication number 20240343573
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- KENJI TAKASHIMA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
GAS TREATMENT DEVICE AND GAS TREATMENT METHOD
- Publication number 20240342337
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- YUICHI KIKUCHI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
REACTIVE OXYGEN SUPPLY APPARATUS, TREATMENT APPARATUS USING REACTIV...
- Publication number 20240343570
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- MOTOTERU GOTO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
TREATMENT APPARATUS USING REACTIVE OXYGEN AND TREATMENT METHOD USIN...
- Publication number 20240343572
- Publication date Oct 17, 2024
- Canon Kabushiki Kaisha
- MASATSUGU HONGO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ACTIVE OXYGEN SUPPLY DEVICE AND METHOD FOR TREATMENT WITH ACTIVE OX...
- Publication number 20240157006
- Publication date May 16, 2024
- Canon Kabushiki Kaisha
- TAKUMI FURUKAWA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DEVICE FOR TREATMENT WITH ACTIVATED OXYGEN AND METHOD FOR TREATMENT...
- Publication number 20240157011
- Publication date May 16, 2024
- Canon Kabushiki Kaisha
- TAKUMI FURUKAWA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ACTIVE OXYGEN SUPPLY APPARATUS
- Publication number 20230226235
- Publication date Jul 20, 2023
- Canon Kabushiki Kaisha
- TORU OGUMA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ACTIVE OXYGEN SUPPLY DEVICE, DEVICE FOR CONDUCTING TREATMENT BY ACT...
- Publication number 20230146111
- Publication date May 11, 2023
- Canon Kabushiki Kaisha
- Takumi Furukawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
STERILIZATION DEVICE, STERILIZATION METHOD, ACTIVE OXYGEN SUPPLY DE...
- Publication number 20230139536
- Publication date May 4, 2023
- Canon Kabushiki Kaisha
- Takumi Furukawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...
- Publication number 20220308495
- Publication date Sep 29, 2022
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTROPHOTOGRAPHIC ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE, A...
- Publication number 20220244658
- Publication date Aug 4, 2022
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...
- Publication number 20220244673
- Publication date Aug 4, 2022
- Canon Kabushiki Kaisha
- Kenji Takashima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTRO-CONDUCTIVE MEMBER, MANUFACTURING METHOD THEREOF, PROCESS CA...
- Publication number 20220236662
- Publication date Jul 28, 2022
- Canon Kabushiki Kaisha
- Atsushi Uematsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...
- Publication number 20220026825
- Publication date Jan 27, 2022
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE, A...
- Publication number 20220011684
- Publication date Jan 13, 2022
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20210116856
- Publication date Apr 22, 2021
- Canon Kabushiki Kaisha
- Takashi Mukai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTRO-CONDUCTIVE MEMBER, METHOD FOR PRODUCING SAME, PROCESS CARTR...
- Publication number 20210048759
- Publication date Feb 18, 2021
- Canon Kabushiki Kaisha
- Tetsuo Hino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...
- Publication number 20210041796
- Publication date Feb 11, 2021
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...
- Publication number 20210033996
- Publication date Feb 4, 2021
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20210026295
- Publication date Jan 28, 2021
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE, A...
- Publication number 20200310265
- Publication date Oct 1, 2020
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE AND IMAGE FORMING APPA...
- Publication number 20200310266
- Publication date Oct 1, 2020
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROP...
- Publication number 20190324379
- Publication date Oct 24, 2019
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20190163119
- Publication date May 30, 2019
- Canon Kabushiki Kaisha
- Tatsuya Yamaai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20190163118
- Publication date May 30, 2019
- Canon Kabushiki Kaisha
- Shuhei Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Takumi Furukawa

Person

Patents Grantslast 30 patents

Electrophotographic electro-conductive member, process cartridge, a...

Electroconductive member, process cartridge, and image forming appa...

Electro-conductive member, manufacturing method thereof, process ca...

Electrophotographic electro-conductive member, process cartridge, a...

Process for producing an electrophotographic electroconductive member

Electroconductive member, process cartridge, and image forming appa...

Process cartridge and image forming apparatus

Electro-conductive member, method for producing same, process cartr...

Electroconductive member, process cartridge, and electrophotographi...

Electrophotographic electro-conductive member, process cartridge, a...

Developing member, process cartridge and electrophotographic apparatus

Electro-conductive member, process cartridge and image forming appa...

Process cartridge and electrophotographic apparatus

Charging member, manufacturing method of charging member, electroph...

Process cartridge and electrophotographic apparatus

Charging member, process cartridge, electrophotographic image formi...

Image forming apparatus

Charging member, method for producing same, process cartridge and e...

Charging member, electrophotographic process cartridge, and electro...

Charging member, manufacturing method therefor, a process cartridge...

Charging member with concave portions containing insulating particl...

Charging member having outer surface with concave portions bearing...

Charging member, process cartridge and electrophotographic apparatus

Charging member, process for its production, and electrophotographi...

Charging member, process for its production, process cartridge

Charging roller and process for its production

Electrophotographic member, method for producing the same, process...

Conductive member, electrophotographic apparatus, and process cartr...

Electro-conductive member for electrophotography, electrophotograph...

Charging member, process cartridge and electrophotographic apparatus

Patents Applicationslast 30 patents

ACTIVE OXYGEN SUPPLY DEVICE, DEVICE FOR PERFORMING TREATMENT WITH A...

ACTIVE OXYGEN SUPPLY DEVICE

REACTIVE OXYGEN SUPPLY APPARATUS, TREATMENT APPARATUS USING REACTIV...

ACTIVE OXYGEN SUPPLY DEVICE, DEVICE FOR CONDUCTING TREATMENT WITH A...

DEVICE FOR TREATMENT WITH ACTIVATED OXYEGEN AND METHOD FOR TREATMEN...

GAS TREATMENT APPARATUS AND GAS TREATMENT METHOD

GAS TREATMENT DEVICE AND GAS TREATMENT METHOD

REACTIVE OXYGEN SUPPLY APPARATUS, TREATMENT APPARATUS USING REACTIV...

TREATMENT APPARATUS USING REACTIVE OXYGEN AND TREATMENT METHOD USIN...

ACTIVE OXYGEN SUPPLY DEVICE AND METHOD FOR TREATMENT WITH ACTIVE OX...

DEVICE FOR TREATMENT WITH ACTIVATED OXYGEN AND METHOD FOR TREATMENT...

ACTIVE OXYGEN SUPPLY APPARATUS

ACTIVE OXYGEN SUPPLY DEVICE, DEVICE FOR CONDUCTING TREATMENT BY ACT...

STERILIZATION DEVICE, STERILIZATION METHOD, ACTIVE OXYGEN SUPPLY DE...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...

ELECTROPHOTOGRAPHIC ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE, A...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...

ELECTRO-CONDUCTIVE MEMBER, MANUFACTURING METHOD THEREOF, PROCESS CA...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...

ELECTROPHOTOGRAPHIC ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE, A...

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

ELECTRO-CONDUCTIVE MEMBER, METHOD FOR PRODUCING SAME, PROCESS CARTR...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...

DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

ELECTROPHOTOGRAPHIC ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE, A...

ELECTRO-CONDUCTIVE MEMBER, PROCESS CARTRIDGE AND IMAGE FORMING APPA...

CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROP...

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS